136563336 has 192 divisors, whose sum is σ = 479606400. Its totient is φ = 34089984.

The previous prime is 136563319. The next prime is 136563359. The reversal of 136563336 is 633365631.

136563336 is a `hidden beast` number, since 13 + 6 + 5 + 633 + 3 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 136563336.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 123940 + ... + 125036.

It is an arithmetic number, because the mean of its divisors is an integer number (2497950).

Almost surely, 2^136563336 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 136563336, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (239803200).

136563336 is an abundant number, since it is smaller than the sum of its proper divisors (343043064).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

136563336 is a wasteful number, since it uses less digits than its factorization.

136563336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1148 (or 1141 counting only the distinct ones).

The product of its digits is 87480, while the sum is 36.

The square root of 136563336 is about 11686.0316617747. The cubic root of 136563336 is about 514.9653868087.

The spelling of 136563336 in words is "one hundred thirty-six million, five hundred sixty-three thousand, three hundred thirty-six".